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| rig·or·ous [ ríggərəss ] |
adjective |
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1. strict, harsh, or unrelenting: characterized by unrelenting demands, and allowing little or no scope for variation or relaxation
 a rigorous training program
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2. exacting: extremely precise and exacting
 rigorous standards of cleanliness
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3. severe: experienced as severe or extreme
 climbing in rigorous conditions
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4. logic precise: precise and formalized
 a rigorous proof
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 ri·gor·ous·ly adverb |
 rig·or·ous·ness noun |
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